Aortic stenosis and angiodysplasia in the elderly: common things occur commonly?

An elderly lady with severe aortic stenosis presented with profuse bleeding per rectum, secondary to angiodysplasia of the small intestine. An emergency aortic valve replacement with a bioprosthesis led to the resolution of her symptoms. Although the association of aortic stenosis and angiodysplasia have been described previously, the patho-physiological mechanisms remain unclear.